We think that the most simple freeware video-converter is "Frezz FLV to AVI/MPEG/WMV Converter". It allows you to convert Flash FLV video in AVI/MPEG/WMV and also to change options of quality of video and audio, as well as converting several video reels at once.

Download the converter from an official site: link | Spare link (4,1 Mb)

Install and start it.

Press the button "Add" and add initial *.flv video.

Press the button "Settings" and choose a format in which you want to convert ("output format") and press Enter.

Choose a folder where the program will save converted video ("output directory") and press "Start".